MadelineProtoDocs/old_docs/API_docs_v91/methods/channels_deleteHistory.md

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---
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title: channels.deleteHistory
description: Delete the history of a supergroup/channel
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image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png
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---
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# Method: channels.deleteHistory
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[Back to methods index](index.md)
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Delete the history of a supergroup/channel
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### Parameters:
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| Name | Type | Description | Required |
|----------|---------------|-------------|----------|
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|channel|[Username, chat ID, Update, Message or InputChannel](../types/InputChannel.md) | The channel/supergroup | Optional|
|max\_id|[int](../types/int.md) | Maximum message ID to delete | Yes|
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### Return type: [Bool](../types/Bool.md)
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### Can bots use this method: **YES**
### MadelineProto Example:
```php
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if (!file_exists('madeline.php')) {
copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';
$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();
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$Bool = $MadelineProto->channels->deleteHistory(['channel' => InputChannel, 'max_id' => int, ]);
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```
### [PWRTelegram HTTP API](https://pwrtelegram.xyz) example (NOT FOR MadelineProto):
### As a bot:
POST/GET to `https://api.pwrtelegram.xyz/botTOKEN/madeline`
Parameters:
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* method - channels.deleteHistory
* params - `{"channel": InputChannel, "max_id": int, }`
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### As a user:
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POST/GET to `https://api.pwrtelegram.xyz/userTOKEN/channels.deleteHistory`
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Parameters:
channel - Json encoded InputChannel
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max_id - Json encoded int
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Or, if you're into Lua:
```lua
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Bool = channels.deleteHistory({channel=InputChannel, max_id=int, })
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```